Product Description Hexagon head cap screws, also called hex bolts or hex head cap screws, are threaded fasteners with a six-sided head. They are installed with a wrench or a socket. Compared to other fasteners, hex head cap screws provide a larger surface-bearing area for better clamping. Hex bolts are well-suited for OEM applications, construction projects, infrastructure, and other uses that require tight tolerances. YOUPIN carries hex head screws in many different material grades and finishes. We are an ISO 9001:2015 certified supplier of metric fasteners and components. Our extensive inventory is immediately available through same-day shipping, with most orders fulfilled within two business days. We will get you the hex head screws you need when you need them. Hex Head Screw Threaded Fastener Options Hex head cap screws with standard thread pitch are available fully threaded to DIN 933 and partially threaded to DIN 931. ISO, JIS, or ASTM styles or property classes may be available by special request. We also offer threaded fasteners and hexagon screws for additional metric component options. Not sure which hex head screw you need? Our experienced sales staff is trained to offer you the best technical knowledge and support. Call us today so we can find the best hex bolt for your application. F.A.Q Who are we? We are based in Shandong, China, start from 2014,sell to North America(20.00%),South America(20.00%),Eastern Asia(20.00%),Western Europe(20.00%),South Asia(20.00%). There are total about 5-10 people in our office. How can we guarantee quality? Always a pre-production sample before mass production; Always final Inspection before shipment. What can you buy from us? Fasteners,guide,bearing. What services can we provide? Accepted Delivery Terms: FOB,CFR,CIF; Accepted Payment Currency:USD,EUR,JPY; Accepted Payment Type: T/T; Language Spoken:English,Chinese